html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
address,
code,
em,
img,
strong,
i,
center,
ol,
ul,
li,
fieldset,
form,
label,
table,
caption,
tbody,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
section,
summary,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}

a {
  text-decoration: none;
}

a:link {
  text-decoration: none;
}

a:visited {
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

a:active {
  text-decoration: none;
}

a:-webkit-any-link {
  text-decoration: none;
}

blockquote,
q {
  quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
  content: "";
  content: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

input {
  outline: 0;
  border: 1px solid rgb(240, 240, 240);
}

button {
  outline: 0;
}

input,
textarea,
button:focus {
  outline: none;
}

::-webkit-scrollbar {
  height: 6px;
  width: 6px;
  overflow: visible;
}

::-webkit-scrollbar-button {
  height: 0;
  width: 0;
}

::-webkit-scrollbar-track {
  background-clip: padding-box;
  border: solid transparent;
  border-width: 0;
}

::-webkit-scrollbar-track:hover {
  background-color: rgba(0, 0, 0, 0.05);
  box-shadow: inset 1px 0 0 rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-track:active {
  background-color: rgba(0, 0, 0, 0.05);
  box-shadow: inset 1px 0 0 rgba(0, 0, 0, 0.14),
    inset -1px 0 0 rgba(0, 0, 0, 0.07);
}

::-webkit-scrollbar-track:horizontal {
  border-width: 0;
}

::-webkit-scrollbar-track:horizontal:hover {
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-track:horizontal:active {
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.14),
    inset 0 -1px 0 rgba(0, 0, 0, 0.07);
}

::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, 0.2);
  min-height: 28px;
  padding: 20px 0 0;
  box-shadow: inset 1px 1px 0 rgba(0, 0, 0, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.07);
}

::-webkit-scrollbar-thumb:hover {
  background-color: rgba(0, 0, 0, 0.4);
  box-shadow: inset 1px 1px 1px rgba(0, 0, 0, 0.25);
}

::-webkit-scrollbar-thumb:horizontal {
  border-width: 6px 1px 1px;
  padding: 0 0 0 100px;
  box-shadow: inset 1px 1px 0 rgba(0, 0, 0, 0.1),
    inset -1px 0 0 rgba(0, 0, 0, 0.07);
}

::-webkit-scrollbar-corner {
  background: transparent;
}

body {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  font-family: -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue",
    Helvetica, Arial, "Microsoft Yahei", "Hiragino Sans GB", sans-serif;
  margin: 0;
  padding: 0;
  font-size: 13px;
}

.flex {
  display: flex;
}

.wrap {
  flex-wrap: wrap;
}

.column {
  flex-direction: column;
}

.center {
  justify-content: center;
  align-items: center;
}

.shrink {
  flex-shrink: 0;
}

.grow {
  flex-grow: 1;
}
